<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width,initial-scale=1.0">
    <link rel="stylesheet" href="./static/css/animate.min.css">
    <title>实验</title>
  </head>
  <!-- onselectstart="return false"   能防止元素变蓝 -->
  <body onselectstart="return false">
    <div id="app"></div>
    <!-- built files will be auto injected -->
  </body>
  <style>
    body{
      overflow: hidden;
      height: 100vh;
      width: 100%;
      margin: 0;
      /* onselectstart="return false" */

    }
  </style>
</html>
